package itheima.service.impl;

import com.github.pagehelper.Page;
import com.github.pagehelper.PageHelper;
import itheima.mapper.EmpMapper;
import itheima.pojo.Emp;
import itheima.pojo.PageBean;
import itheima.service.EmpService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.time.LocalDate;
import java.time.LocalDateTime;
import java.util.List;

@Service
public class EmpServiceImpl implements EmpService {
    @Autowired
    private EmpMapper empMapper;
    /*@Override
    public PageBean page(Integer page, Integer pageSize) {
        Long count = empMapper.count();

        Integer start = (page - 1) * pageSize;
        List<Emp> empList = empMapper.page(start, pageSize);

        PageBean pageBean = new PageBean(count, empList);
        return pageBean;
    }*/
    @Override
    public PageBean page(Integer page, Integer pageSize,String name, Short gender,
                         LocalDate begin,
                         LocalDate end) {
        PageHelper.startPage(page, pageSize);

        List<Emp> empList = empMapper.list(name,gender,begin,end);
        Page<Emp> p = (Page<Emp>) empList;

        PageBean pageBean = new PageBean(p.getTotal(), p.getResult());
        return pageBean;
    }

    @Override
    public void delete(List<Integer> ids) {
        empMapper.delete(ids);
    }

    @Override
    public void save(Emp emp) {
        emp.setCreateTime(LocalDateTime.now());
        emp.setUpdateTime(LocalDateTime.now());
        empMapper.insert(emp);
    }

    @Override
    public Emp select(Integer id) {
        Emp emp = empMapper.select(id);
        return emp;
    }

    @Override
    public void update(Emp emp) {
        emp.setUpdateTime(LocalDateTime.now());
        empMapper.update(emp);
    }


}
